package copm.atguigu.gulimall.cart.controller;

import copm.atguigu.gulimall.cart.interceptor.CartInterceptor;
import copm.atguigu.gulimall.cart.service.CartService;
import copm.atguigu.gulimall.cart.vo.Cart;
import copm.atguigu.gulimall.cart.vo.CartItem;
import copm.atguigu.gulimall.cart.vo.UserInfoTo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import java.util.List;
import java.util.concurrent.ExecutionException;

@Controller
public class CartController {

    @Autowired
    private CartService cartService;

    @GetMapping("/currentUserCartItem")
    @ResponseBody
    public List<CartItem> getCurrentUserCartItems(){
        return cartService.getCurrentUserCartItems();
    }

    @DeleteMapping("/deleteItem")
    public String deleteItem(@RequestParam("skuId") Long skuId){

        cartService.deleteItem(skuId);
        return "redirct:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/countItem")
    public String getItem(@RequestParam("skuId")Long skuId,
                          @RequestParam("num")Integer num){

        cartService.changItemCount(skuId,num);

        return "redirct:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/checkItem")
    public String checkItem(@RequestParam("skuId")Long skuId,
                            @RequestParam("check")Integer check) {
        cartService.checkItem(skuId,check);

        return "redirct:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/cart.html")
    public String cartListPage(Model model) throws ExecutionException, InterruptedException {

        Cart cart = cartService.getCart();
        model.addAttribute("cart",cart);
        return "cartList";
    }

    @GetMapping("/addToCart")
    public String addToCart(@RequestParam("num") Integer num, @RequestParam("skuId") Long skuId, RedirectAttributes model) throws ExecutionException, InterruptedException {

        CartItem cartItem = cartService.addToCart(skuId, num);
        model.addAttribute("cartItem", cartItem);
        return "redirct:http://cart.gulimall.com/addToCartSuccess.html";
    }

    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccess(@RequestParam("skuId") Long skuId, Model model) {

        CartItem cartItem = cartService.getCartItem(skuId);
        model.addAttribute("cartItem", cartItem);
        return "success";
    }
}
